12234200442 has 16 divisors (see below), whose sum is σ = 25129709472. Its totient is φ = 3967848720.

The previous prime is 12234200441. The next prime is 12234200471. The reversal of 12234200442 is 24400243221.

It is not an unprimeable number, because it can be changed into a prime (12234200441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27554284 + ... + 27554727.

It is an arithmetic number, because the mean of its divisors is an integer number (1570606842).

Almost surely, 2^12234200442 is an apocalyptic number.

12234200442 is an abundant number, since it is smaller than the sum of its proper divisors (12895509030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12234200442 is a wasteful number, since it uses less digits than its factorization.

12234200442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55109053.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 12234200442 its reverse (24400243221), we get a palindrome (36634443663).

The spelling of 12234200442 in words is "twelve billion, two hundred thirty-four million, two hundred thousand, four hundred forty-two".